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Plant pathologists evaluate eco-friendly alternatives to methyl bromide
Alternatives to a powerful pesticide that was found be an ozone depletor are now being evaluated in agricultural production areas of Florida, say plant pathologists with USDA's Agricultural Research Service.   view more (2005-06-14)

Alternatives to ozone-depleting pesticide studied
Methyl bromide, an odorless, colorless gas used as an agricultural pesticide, was introduced in the 1980s as an effective way to control weeds and increase fruit yields.   view more (2008-05-08)

New greenhouse gas identified
A gas used for fumigation has the potential to contribute significantly to future greenhouse warming, but because its production has not yet reached high levels there is still time to nip this potential contributor in the bud, according to an international team of researchers.   view more (2009-03-12)

When smell cells fail they call in stem cell reserves
Hopkins researchers have identified a backup supply of stem cells that can repair the most severe damage to the nerves responsible for our sense of smell.   view more (2007-04-30)

Greenhouse Gas Ban Could Push Up Food Prices
Food quality will fall, food costs will rise and stored food will be damaged. Historical relics may be lost to insect attack, rodent and insect infestations on public transport will swell, and fungal contamination of stored food will increase. According to a recent meeting of the Society of Chemical Industry (SCI) Pest Management Group, these may... view more... (2002-03-01)

Methyl bromide alternatives indicated for North Carolina tomato production
Methyl bromide (MeBr) is a highly effective broad-spectrum fumigant used extensively in U.S. agriculture to control a wide variety of pests. Under the Montreal protocol of 1991, however, MeBr was defined as one of the chemicals that contributed to the depletion of the stratospheric ozone layer, resulting in an incremental reduction in the amount... view more... (2009-02-04)

Clay for cleaner production of solvent
Dutch researcher Ferry Winter has developed a heterogeneous catalyst for the production of the industrially important solvent methyl isobutyl ketone. With the new catalyst the production process is more environmentally-friendly. The catalyst consists of hydrotalcite, a naturally-occurring clay.   view more (2006-02-16)

Novel enzyme offers new look at gene regulation
Scientists at the University of North Carolina at Chapel Hill have purified a novel protein and have shown it can alter gene activity by reversing a molecular modification previously thought permanent.   view more (2005-12-21)

Flame retardants cause brain damage in young mice
Reduced adaptability, hyperactivity, and disturbances in memory and learning functions. These are deficiencies mice and rats evince when exposed to bromide flame retardants, such as those found in computers, textiles, and other materials in our surroundings, during the period when the brain develops most rapidly. Our environment contains a... view more... (2004-11-01)

Dental chair a possible source of neurotoxic mercury waste
Mercury is a large component of dental fillings, but it is not believed to pose immediate health risks in that form. When exposed to sulfate-reducing bacteria, however, mercury undergoes a chemical change and becomes methylated, making it a potent, ingestible neurotoxin.   view more (2008-03-27)

Silenced genes as a warning sign of blood cancer
In many types of cancer, parts of the genetic material of tumor cells are switched off by chemical labels called methyl groups. This kind of methyl labeling ranges among the epigenetic changes that do not change the sequence of DNA building blocks.   view more (2009-08-05)

Breath analysis offers potential for noninvasive blood sugar monitoring in diabetes
Breath-analysis testing may prove to be an effective, non-invasive method for monitoring blood sugar levels in diabetes, according to a University of California, Irvine study.   view more (2007-09-25)

Termite Killer Lingers as a Potent Greenhouse Gas
Sulfuryl fluoride (SO2F2), a gas commonly used to rid buildings of termites and other pests, is a greenhouse gas that remains in the atmosphere about 36 years, six to 10 times longer than previously thought, according to a research team led by Jens Mühle, an atmospheric chemist at Scripps Institution of Oceanography, UC San Diego.   view more (2009-03-11)

Kiss goodbye to biopsies
JUST a drop of blood or urine might be enough to reveal if a patient has cancer, what type it is and whether it`s treatable.         "One day, there could be one biochip for analysing all cancers," says Christian Piepenbrock, head of bioinformatics at Epigenomics of Berlin. Its technique distinguishes... view more... (2002-03-06)

Agent that triggers immune response in plants is uncovered
Although plants lack humans' T cells and other immune-function cells to signal and fight infection, scientists have known for more than 100 years that plants still somehow signal that they have been attacked in order to trigger a plantwide resistance.   view more (2007-10-05)

Paired microbes eliminate methane using sulfur pathway
Anaerobic microbes in the Earth's oceans consume 90 percent of the methane produced by methane hydrates - methane trapped in ice - preventing large amounts of methane from reaching the atmosphere.   view more (2008-01-17)

Fill up with biodiesel, please
One day, petroleum and fuels derived from it will be exhausted. Moreover, every time we take to the road in our vehicle, the mark we leave on the natural environment is huge. Nowadays, new alternatives to fossil fuels are being developed. One of these is biodiesel, a fuel produced from vegetable oil. For a month now this biodiesel can be found in... view more... (2004-05-14)

Mustard - hot stuff for natural pest control
Researchers, growers and Industry specialists from 22 countries will share the latest research into the use of Brassica species, such as mustard, radish, or rapeseed, to manage soil-borne pests and weeds - a technique known as biofumigation.   view more (2008-07-28)

A miR boost enables acute leukemia cells to mature
A new study by Ohio State University cancer researchers shows that boosting the level of a molecule called miR-29b in acute myeloid leukemia (AML) cells can reverse gene changes that trap the cells in an immature, fast growing state of development.   view more (2009-04-03)

Study details regulation of vital tumor suppressor gene p53
So vital is the p53 tumor suppressor gene in controlling cancer that its dysfunction is linked to more than half of human cancers.   view more (2007-09-06)
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